CORD-2772 set version number for vtr service

Change-Id: I64de4011cd557ae520571cde5e837ec3371ec8d2
diff --git a/VERSION b/VERSION
new file mode 100644
index 0000000..519af9a
--- /dev/null
+++ b/VERSION
@@ -0,0 +1 @@
+6.0.0.dev